CN109847146A - A kind of electron injection pump - Google Patents
A kind of electron injection pump Download PDFInfo
- Publication number
- CN109847146A CN109847146A CN201811618466.2A CN201811618466A CN109847146A CN 109847146 A CN109847146 A CN 109847146A CN 201811618466 A CN201811618466 A CN 201811618466A CN 109847146 A CN109847146 A CN 109847146A
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- China
- Prior art keywords
- pushing block
- pushing
- component
- rod
- electron injection
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to fluid accurate control technique field, it is pumped more particularly to a kind of electron injection, it include shell, the pushing block component for pushing syringe core rod mobile and the pressure handle for fixing syringe jacket, pushing block component is connected with pushing component, the pushing component includes screw rod, drives the motor of screw rod rotation and the encoder of motor output end is arranged in, pushing block component is socketed with guide rod, motor drives pushing block component to move along guide rod by screw rod, is provided with pressure sensor between pushing block component and syringe core rod；Electron injection pump of the invention passes through the fixed syringe of pressure handle, drive pushing block component is mobile to realize injection by pushing component, the pushing component includes the motor and encoder of screw rod, driving screw rod rotation, the turnning circle of motor is monitored by encoder, guarantee the precision of injection, pass through pressure sensor real-time control push rod between push-rod assembly and syringe core rod simultaneously to the pressure of core bar, it is ensured that constant current injection.
Description
Technical field
The present invention relates to fluid accurate control technique field, and in particular to a kind of electron injection pump.
Background technique
In various big hospital and health-center, for needing the drug and nutrient solution of the infusion injection of long-time Hanging type, it is both needed to
To carry out transfer of the liquid in different vessels in advance by syringe, that there is flow velocitys mostly is unstable for existing syringe pump,
The not high problem of precision is difficult to control syringe core rod constant movement to reach constant current conveying liquid.
Summary of the invention
The present invention in order to solve the above problem used by technical solution be to provide a kind of electron injection pump, include shell,
Pushing block component for driving syringe core rod mobile and the pressure handle for fixing syringe jacket, the pushing block component connection
There is pushing component, which includes screw rod, drives the motor of screw rod rotation and the coding of motor output end is arranged in
Device, the pushing block component are socketed with guide rod, and motor drives pushing block component to move along guide rod by screw rod, the pushing block component and note
Pressure sensor is provided between emitter core bar.
As a further improvement of the foregoing solution, the pressure handle is connected with push-and-pull cylinder.
As a further improvement of the foregoing solution, the pushing block component includes the card slot for being clamped core bar handle end, card slot
It is inside provided with compact heap, compact heap is connected with flexible actuator, and core bar handle end sticks into card slot, and compact heap is close to core bar handle
Pommel is fixed in end movement.
As a further improvement of the foregoing solution, compact heap is arranged in close to the one of core bar handle end in the pressure sensor
Side.
It as a further improvement of the foregoing solution, further include the control panel for having control assembly and being arranged on shell,
Pushing component, control panel and pressure sensor are electrically connected with control assembly.
As a further improvement of the foregoing solution, displacement sensor is provided on the pushing block component.
As a further improvement of the foregoing solution, the pushing block component includes movable block and pushing block, the movable block
It is socketed on screw rod, connecting rod is provided between the pushing block and movable block, pushing block can be rotated relative to connecting rod, pushing block
On offer the card slot that can accommodate core bar handle end.
Compared with prior art, the beneficial effects of the present invention are: electron injection pump of the invention is injected by the way that pressure handle is fixed
Device drives pushing block component is mobile to realize injection by pushing component, which includes the electricity of screw rod, driving screw rod rotation
Machine and encoder monitor the turnning circle of motor by encoder, guarantee the precision of injection, while push-rod assembly and syringe
By pressure sensor real-time control push rod to the pressure of core bar between core bar, it is ensured that constant current injection；
Secondly, pushing block component of the invention includes movable block, connecting rod and compact heap, compact heap being capable of opposite connection
Bar rotation, i.e., compact heap can turn to card slot upward, facilitate core bar handle end to snap fit onto card slot, be rotated further by compact heap, make
The housing for obtaining syringe can abut pressure handle, facilitate mounting of syringe, easy to operate.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, without creative efforts, other that can also be obtained according to these attached drawings are set those skilled in the art
Meter scheme and attached drawing.
Fig. 1 is the structural side view of electron injection pump of the invention；
Fig. 2 is the structural side view of pushing component of the invention；
Fig. 3 is the structural exploded view of electron injection pump of the invention；
Fig. 4 is the fixed schematic diagram of syringe of the invention.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.
A kind of electron injection pump as shown in Figures 1 to 4 comprising have shell 1, for driving syringe core rod movement
Pushing block component and pressure handle 3 for fixing syringe jacket 7, the pushing block component are connected with pushing component 4.
As shown in Fig. 2, the pushing component 4 includes that screw rod 41, the motor 42 of the driving rotation of screw rod 41 and setting exist
The encoder 43 of 42 output end of motor, it is preferable that the motor 42 is servo motor 42, and motor 42 and encoder 43 are connected to control
Component processed, the control assembly are arranged on shell 1, and control assembly includes common programmable controller or monolithic on the market
Machine, motor 42 matches the displacement that can rotate corresponding circle number to reach accurately control core bar with encoder 43, described to push away
Guide rod 44 is socketed on block assembly, pushing block component can be moved along guide rod 44, guarantee accurately to crimp core bar handle end 6；Tool
Body, the output end of the motor 42 is provided with driving gear, and one end on the screw rod 41 is equipped with and is meshed with driving gear
Driven gear, gear engaged transmission by way of drive screw rod 41 rotate, the pushing block component includes movable block 21
And pushing block 22, the movable block 21 are socketed on screw rod 41, movable block 21 is also socketed on guide rod 44 simultaneously, can be by
Screw rod 41 drives and slides along guide rod 44, offers the card slot 23 that can accommodate core bar handle end 6 on the pushing block 22, institute
It states and is provided with connecting rod between pushing block 22 and movable block 21, pushing block 22 can be rotated relative to connecting rod, specifically, be pushed
Block 22 can turn to card slot 23 upward, its object is to facilitate the handle end of syringe to snap fit onto card slot 23, be rotated further by
It resets, pressure handle 3 is crimped and fixes syringe jacket 7, staff is facilitated to operate.
As a further improvement of the foregoing solution, it is provided with compact heap in the card slot 23, compact heap is connected with flexible drive
Moving part, the flexible actuator can be telescopic cylinder, and in 6 clamping card slot 23 of core bar handle end, compact heap is close to core bar handle end 6
It is mobile and core bar handle end 6 is fixed, specifically, the sensing contact for incuding core bar handle end 6 is provided in the card slot 23
Device, contact sensor sense core bar handle end 6, and compact heap is automatic close and compresses core bar handle end 6, and the compact heap can also
To be to press control button pressure by the way that by key control, staff confirms that the core bar handle end 6 of syringe is placed in card slot 23
Core bar handle end 6 can be pressed in card slot 23 by tight block.
As a further improvement of the foregoing solution, the pressure handle 3 is connected with push-and-pull cylinder, the push-and-pull cylinder and control assembly
Electrical connection, it is preferable that the pressure handle 3 is provided with proximity sensor close to the side of syringe, it is intended that proximity sensor sense
Syringe should be arrived, control assembly can automatically control push-and-pull cylinder and drive pressure handle 3 close and crimp syringe jacket 7, realize certainly
It is dynamic to fix, it is easy to operate simple.
As a further improvement of the foregoing solution, it is provided with pressure sensor between the pushing block component and core bar, the pressure
Compact heap is arranged in close to the side of core bar handle end 6 in force snesor, can incude pressure of the compact heap with respect to core bar handle end 6
Power, and the pressure signal is transmitted in control assembly, with ensure syringe can stable injectable, promote the precision of injection.
It as a further improvement of the foregoing solution, include control panel 5, which is electrically connected with control assembly,
The control panel 5 is equipped with opening and closing button, opens and closes for controlling motor 42.
As a further improvement of the foregoing solution, it is provided with displacement sensor on the pushing block component, specifically, institute's rheme
Displacement sensor can be mobile with pushing block, its object is to monitor the displacement of pushing block, promotes injection precision.
It should be noted that the pressure sensor and displacement sensor are electrically connected with control assembly, compact heap is compressed
After core bar handle end 6, pressure sensor generates induction, and displacement sensor starts to detect the displacement of pushing block 22 at this time, leads to
The displacement for then obtaining core bar handle end 6 is crossed, guarantees injection precision.
It should be noted that core bar handle end 6 described in described above-described embodiment, which is each meant, is fixed on electron injection pump
On syringe core bar handle end 6, the handle end for manually push core bar to realize function of injection.
More than, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as its with
Identical means reach technical effect of the invention, all should belong to protection scope of the present invention.
Claims (7)
1. a kind of electron injection pump, which is characterized in that include shell (1), the pushing block group for pushing syringe core rod mobile
Part and pressure handle (3) for fixing syringe jacket (7), the pushing block component are connected with pushing component (4), the pushing component
It (4) include the encoder of screw rod (41), the motor (42) of driving screw rod (41) rotation and setting in motor (42) output end
(43), pushing block component is socketed with guide rod (44), and motor (42) drives pushing block component along guide rod (44) movement, institute by screw rod (41)
It states and is provided with pressure sensor between pushing block component and syringe core rod.
2. a kind of electron injection pump according to claim 1, which is characterized in that the pressure handle (3) is connected with push-and-pull cylinder.
3. a kind of electron injection pump according to claim 1, which is characterized in that the pushing block component includes clamping injection
The card slot (23) of device core bar handle end (6), card slot (23) is interior to be provided with compact heap, and compact heap is connected with flexible actuator, core bar
Handle end (6) sticks into card slot (23), and compact heap fixes pommel close to core bar handle end (6) movement.
4. a kind of electron injection pump according to claim 3, which is characterized in that the pressure sensor is arranged in compact heap
Close to the side of core bar handle end (6).
5. a kind of electron injection pump according to claim 1, which is characterized in that further include thering is control assembly and setting to exist
Control panel (5) on shell (1), pushing component (4), control panel (5) and pressure sensor are electrically connected with control assembly.
6. a kind of electron injection pump according to claim 1, which is characterized in that be provided with displacement on the pushing block component and pass
Sensor.
7. a kind of electron injection pump according to claim 1, which is characterized in that the pushing block component includes movable block
(21) and pushing block (22), the movable block (21) are socketed on screw rod (41), the pushing block (22) and movable block (21) it
Between be provided with connecting rod, pushing block (22) can be rotated relative to connecting rod, and core bar handle can be accommodated by offering on pushing block (22)
Hold the card slot (23) of (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618466.2A CN109847146A (en) | 2018-12-28 | 2018-12-28 | A kind of electron injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618466.2A CN109847146A (en) | 2018-12-28 | 2018-12-28 | A kind of electron injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109847146A true CN109847146A (en) | 2019-06-07 |
Family
ID=66892890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811618466.2A Pending CN109847146A (en) | 2018-12-28 | 2018-12-28 | A kind of electron injection pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109847146A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082553A (en) * | 2019-06-13 | 2019-08-02 | 德运康明(厦门)生物科技有限公司 | A kind of horizontal micro-fluidic syringe pump of multichannel and its control method |
| CN110082552A (en) * | 2019-06-13 | 2019-08-02 | 德运康明(厦门)生物科技有限公司 | A kind of vertical micro-fluidic syringe pump of multichannel and its control method |
| WO2022170956A1 (en) * | 2021-02-09 | 2022-08-18 | 杭州堃博生物科技有限公司 | Device and method for adjusting torque of push handle of syringe, and injection pump |
| CN117912343A (en) * | 2024-03-18 | 2024-04-19 | 厦门立方幻境科技有限公司 | Needle insertion simulation injector and needle insertion simulation system |
-
2018
- 2018-12-28 CN CN201811618466.2A patent/CN109847146A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082553A (en) * | 2019-06-13 | 2019-08-02 | 德运康明(厦门)生物科技有限公司 | A kind of horizontal micro-fluidic syringe pump of multichannel and its control method |
| CN110082552A (en) * | 2019-06-13 | 2019-08-02 | 德运康明(厦门)生物科技有限公司 | A kind of vertical micro-fluidic syringe pump of multichannel and its control method |
| WO2022170956A1 (en) * | 2021-02-09 | 2022-08-18 | 杭州堃博生物科技有限公司 | Device and method for adjusting torque of push handle of syringe, and injection pump |
| CN117912343A (en) * | 2024-03-18 | 2024-04-19 | 厦门立方幻境科技有限公司 | Needle insertion simulation injector and needle insertion simulation system |
| CN117912343B (en) * | 2024-03-18 | 2024-05-31 | 厦门立方幻境科技有限公司 | Needle insertion simulation injector and needle insertion simulation system |
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